Steven Spielberg and Tom Hanks are heading back to World War II on HBO for a third time. We first got wind of another follow-up to Band of Brothers and The Pacificback in October, when HBO executives Michael Lombardo and Richard Plepler told press they were considering a third miniseries in a similar vein. At the time, we knew only that the new show would focus on aerial battles over the Pacific. Now the subject matter is coming into clearer focus as the project has secured the rights to Donald L. Miller‘s book Masters of the Air: America’s Bomber Boys Who Fought the Air War Against Nazi Germany. Read more after the jump.